Horizontal Size - Daewoo 710B Service Manual

9. Abnormal Picture

9-1. Horizontal Size

Abnormal
H.Size
When
the VR601 is
changed, is the H.size
changed?
Yes
Is the
H.Size about 295mm
at VGA mode and Min. H.Size
in OSD Menu?
Yes
It isn't out of order.
Check pin 15 of IC501
No
and its ambient circuit
(D604, R605, R606, R607)
1.Check B+ section of TDA9109
No
and its ambient circuit.
2.Check Q601 and its ambient
circuit.
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